AXE SAIL: ORC Rating

GPH

617.6

OSN

597.9

LOA

9.95 m

Displacement

3827 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.6603

Medium

0.9

High

1.0311

Triple Offshore

Low

0.8506

Medium

1.0959

High

1.2288

Boat Specifications

Dimensions

Length overall: 9.95 m
Beam: 3.41 m
Draft: 2.1 m
Displacement: 3827 kg
Crew weight: 558 kg
Wetted surface: 23.71 m²

Sails

Mainsail: 33.83 m²
Genoa: 26.04 m²
Spinnaker: 93.81 m²
Asymmetric spinnaker: 76.9 m²

Design

Type: J 99
Builder: J COMPOSITES
Designer: JOHNSTONE
Year built: 2019

Performance data

Polar CSV

Each row is TWS followed by TWA and boat-speed pairs. Paste it directly into Offwind or compatible navigation software.

6,43.1,4.724977,52,5.24,60,5.5,75,5.72,90,5.99,110,5.86,120,5.61,135,5.07,141,4.76101,150,4.27
8,40.8,5.587883,52,6.22,60,6.43,75,6.69,90,6.91,110,6.86,120,6.73,135,6.26,148,5.542138,150,5.42
10,38.9,6.154889,52,6.79,60,6.94,75,7.12,90,7.37,110,7.39,120,7.33,135,7.02,150,6.39,152.2,6.274157
12,37.3,6.423847,52,7.08,60,7.23,75,7.37,90,7.67,110,7.82,120,7.79,135,7.52,150,7.05,158.6,6.702069
14,36.9,6.540078,52,7.22,60,7.41,75,7.62,90,7.85,110,8.23,120,8.22,135,7.99,150,7.51,171.8,6.880343
16,36.6,6.60175,52,7.3,60,7.5,75,7.81,90,8.01,110,8.6,120,8.7,135,8.48,150,7.96,177.2,7.27869
20,36.8,6.668903,52,7.37,60,7.6,75,8,90,8.39,110,9.3,120,9.87,135,9.84,150,8.96,177.2,8.109682
24,37.8,6.682233,52,7.37,60,7.63,75,8.11,90,8.66,110,10.02,120,11.6,135,12.73,143.1,12.017237,150,11.1

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	5.24	5.5	5.72	5.99	5.86	5.61	5.07	4.27
8	6.22	6.43	6.69	6.91	6.86	6.73	6.26	5.42
10	6.79	6.94	7.12	7.37	7.39	7.33	7.02	6.39
12	7.08	7.23	7.37	7.67	7.82	7.79	7.52	7.05
14	7.22	7.41	7.62	7.85	8.23	8.22	7.99	7.51
16	7.3	7.5	7.81	8.01	8.6	8.7	8.48	7.96
20	7.37	7.6	8	8.39	9.3	9.87	9.84	8.96
24	7.37	7.63	8.11	8.66	10.02	11.6	12.73	11.1

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	43.1°	3.45	141°	3.7
8	40.8°	4.23	148°	4.7
10	38.9°	4.79	152.2°	5.55
12	37.3°	5.11	158.6°	6.24
14	36.9°	5.23	171.8°	6.81
16	36.6°	5.3	177.2°	7.27
20	36.8°	5.34	177.2°	8.1
24	37.8°	5.28	143.1°	9.61

VPP POLAR · BOAT SPEED BY TWAKT

TRUE WIND ANGLE —

READ AT ANGLE

Hover or tap the chart, or use the slider, to read boat speeds.

True wind speed 6 kt8 kt10 kt12 kt14 kt16 kt20 kt24 kt

Data table

Boat speed by true wind angle and true wind speed
TWA	Boat speed in 6 kt (kt)	Boat speed in 8 kt (kt)	Boat speed in 10 kt (kt)	Boat speed in 12 kt (kt)	Boat speed in 14 kt (kt)	Boat speed in 16 kt (kt)	Boat speed in 20 kt (kt)	Boat speed in 24 kt (kt)
0°	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
52°	5.24	6.22	6.79	7.08	7.22	7.30	7.37	7.37
60°	5.50	6.43	6.94	7.23	7.41	7.50	7.60	7.63
75°	5.72	6.69	7.12	7.37	7.62	7.81	8.00	8.11
90°	5.99	6.91	7.37	7.67	7.85	8.01	8.39	8.66
110°	5.86	6.86	7.39	7.82	8.23	8.60	9.30	10.02
120°	5.61	6.73	7.33	7.79	8.22	8.70	9.87	11.60
135°	5.07	6.26	7.02	7.52	7.99	8.48	9.84	12.73
150°	4.27	5.42	6.39	7.05	7.51	7.96	8.96	11.10